Adding Integers with DIFFERENT SIGNS (positive + negative or negative + positive). Different Signs-Find the Difference Subtract the numbers and keep the sign of the number with the MOST chips (black = positive, red = negative) Example 1: -8 + 2 = -6 Example 2: -4 + 7 = 3. î î î.ifferent Signs-Find the Difference Subtract the numbers and keep the sign of the number with the MOST chips (black = positive, red = negative) Example 1: -8 + 2 = -6 Example 2: -4 + 7 = 3.
* A lubricant. Zinc Stearate is a zinc soap known for repelling water, and is used in the cosmetics and personal care industries as a lubricant. It is an insoluble salt made of commercial stearic acid, a mild fatty acid used as an emollient and lubricant, and is often combined with zinc oxide.
Zinc is a corrosion-resistant metal with a bluish white colour. Zinc is used in particular to protect other metals such as iron or steel and to extend their life. This process is also known as âelectro galvanisingâ. Zinc is the fourth most used metal, coming directly below iron, copper and aluminium.